Air distribution box



FIG. 1 is a perspective view of a first embodiment of an air distribution box design;

FIG. 2 is a first side view of the air distribution box design of FIG. 1;

FIG. 3 is a second side view of the air distribution box design of FIG. 1;

FIG. 4 is a third side view of the air distribution box design of FIG. 1;

FIG. 5 is a fourth side view of the air distribution box design of FIG. 1; and,

FIG. 6 is a bottom view of the air distribution box design of FIG. 1.

The broken line disclosure represents unclaimed portions of the air distribution box in which the design is embodied. 

CLAIM The ornamental design for an air distribution box, as shown and described. 